Washing machine



FIG. 1 is a top, front, perspective view of a washing machine showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line showing of interior details in FIGS. 1 and 2 is included for the purpose of showing environment portions of the washing machine and forms no part of the claimed design. 

The ornamental design for a washing machine, as shown and described. 